Physician
Sean Mullally, M.D.
According to 2025 Medicare claims, Sean Mullally, M.D. (NPI: 1427099001) practices hematology/oncology in the Pittsfield, MA market, with the plurality of this provider's patient population coming from Berkshire, MA. This provider's primary affiliated billing organization is BERKSHIRE FACULTY SERVICES INC (NPI: 1548212939; TIN: 042995053) and primary practice location at 01201-3001. Mullally is affiliated with the CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.
Mullally's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,222 traditional Medicare patients, billed 4,432 HCPCS/CPT codes, and received $331,055 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 902 prescription claims across 262 beneficiaries totaling $1,683,859 in drug costs, led by Brukinsa (Zanubrutinib). DME data shows 75 claims. Open Payments data shows 2 records totaling $70. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.
Over the past 10 years, this provider's Medicare Part B carrier billing started with an early spike, then settled into a lower baseline, moving from $582,841 to $331,055. In contrast, Part D prescription costs have moved sharply higher in recent years, from $365,356 to $1,683,859. For DME billing, this smaller-volume category moved sharply higher in recent years, from $6,062 to $33,087.